The trailer for the eagerly awaited adaptation of her 2012 best-selling memoir about her bold, life-changing trek along the Pacific Crest has just been released and it looks promising.

The film, which stars Reese Witherspoon (such a fan of the book she bought the rights), appears to have a number of things going for it, one of them Witherspoon herself. The Oscar winner -- who serves as a producer -- gets a rare opportunity to show her dark side here.